var colors = ['土豪金', '翡翠绿', '天空蓝']
var sizes = ['128g', '64g']
// 构建sku集合
var skuList = []
for (var i = 0; i < colors.length; i++) {
  for (var j = 0; j < sizes.length; j++) {
    skuList.push([
      {
        key: '颜色',
        value: colors[i]
      },
      {
        key: '大小',
        value: sizes[j]
      }
    ])
  }
}
console.log(skuList)
